Knife block



FIG. 1 is a top, front perspective view of a knife block, showing my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a back elevation view thereof;

FIG. 4 is a right side elevation view thereof, and the left side elevation view being a mirror image thereof, and,

FIG. 5 is a top plan view thereof. 

CLAIM The ornamental design for a knife block, as shown and described. 